明朝(cháo )成化年间(jiān )，朝纲(gāng )腐败，奸邪当道。西厂东(dōng )厂为宦官把持，混淆黑白，陷害忠良(liáng )，朝野内外噤若寒蝉(chán )。时有赵怀安（李连杰 饰）等流(liú )亡剑客挺身而出，接连铲(chǎn )除(chú )东厂(chǎng )数名奸佞，致令阉贼胆战心惊。适值(zhí )此时，风头正劲的西厂